Shoe shank



March 19, 1929. H, JOSEPHSON 1,705,976

SHOE SHNK` Filed NOV. 29, 1926 rrED STATES" PATENT oFF1cE.

HELMER G. JOSEPLELSON, F SAGUS, MASSACHUSETTS, 'ASSIGNOR TO JOHN L. SHEVE- NELL AND HELMER, Gf. JOSEPHSVDN, TRUSTEES, OF MASSACHUSETTS.

snor. SHANK.

My invention relates to a metal shank adapted to be secured in the arch of a shoe during the process of manufacture and is inrrticularly intended as an improvement on the type oi shank disclosed in the patent to Wvinchell, No. lfld@ 1923.

l, dated February 2T, i .lV That shank comprises a piece yor struck .up instal arched longitudinally and provided with a groove runningl lengthwise thereof, but terminating shortoi thre1 eX- treinity to provide flat end portions. leeth struck up from the end portions are provided ior securing the shank to the leather.

In the manufacture of turned shoes the metal shank is irst applied to a leather stillener and this stitlener is inserted into the shoe, after it has been turned, and extends troni the heel ot the Some means must be shoe to the ball line. provided for securely holding the leather shank piece, and its attached metal shank in place in the shoe While it is being` Worn.

`Various means have been utilized With thisV end in View but none oi them is as simple to apply or as securely anchors the leather shoe as does mine.

ank in position in the In order that the inventionA maybe more clearly understood, reterenceis hadA kto the u accompanying dravvin g' in which Fig. l is a longitudinal .section ot a shoe, showing' the metal shank in position.v

Fig. 2 is a plan View ot the met-al shank.

Fig. 3 is an elevatio Fig. '-il is a section Fig. 3.

n of Fig. 2.

on lthe line 4-4 oiV The metal shank comprises a strip oi cold rolled metal having` arrelatively deep-groove l, running,y longitudinally ot the body ot the shank but terrriinatinp,` short of the ends Vwhereby there are provided iiat end portions 2 and Struck out from the end portion 2 are a pair of teeth 4 and struck out from the end portion 3 are a pairfot teeth.

In order to prevent the shank from cut- 1 1 F 1L ting into the overlying leather, the side;J or

the 2groove l may be flared outwardly to provideA substantial areas of Contact such as,y

by Ameans oi' flanges 6 or the Whole length of running either partly the shank.v

Struck out of the body of the shank from the bottom of the groove l and intermediatev itsv end portions are teeth 7 a pair of integral and clinched on the outer sole 9.

In this I manner, the leather shank 8 is securely held in position against twisting or sliding,` in the finished shoe. I While I have disclosed the integral clinch-v ing teeth 'Z' in connection Wit-h the particular torni of shank disclosed in trie VVinchell patent', it is apparent that the integral intermediate teeth could be used with niodii'ied forms of the said shank.

I claim:

l. A shank iron for turn shoes comprising a strip of malleable struck up metal curved longitudinally and provided with a groove terminating short of the extremities of the strip to provide flat end portions, integral clinching teeth in the end portions adapted ,to be driven into a leather'shank and an integral clinching tooth intermediate the end portions and struckl out from the bottom of the groove and adapted tobe driven into the outer sole. f n A shank `iron tor turn shoes having clinching teeth r.in its end portions `tor attach'inent to the under sideof a leather shank, the said iron being; curved longitudinally and provided with a groove 'terminating,` short of the extremities of the strip to t provide tlatend portionsand a pair of -inltegral oline-hing teeth intermediatel the end portions .and struck out from the bottom ot outer sole.

kthe groove and adapted to be driven into the my hand.

HiinM'ni-il e. Josnrn'son.

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